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New York State Metal Coil Endorsement Securement Manual

SECTION 2: GENERAL PROVISIONS AND REQUIREMENTS

WORKING LOAD LIMIT (WLL) TABLE

CHAIN WLL IN POUNDS
Size (in diameter):
  • 1/4 in:
  • 5/16 in:
  • 3/8 in:
  • 7/16 in:
  • 1/2 in:
  • 5/8 in:
  • Chain Marks -
  • Example 1:
  • Example 2:
  • Example 3:
Grade 30 proof coil:
  • 1300 lb
  • 1900 lb
  • 2650 lb
  • 3700 lb
  • 4500 lb
  • 6900 lb
  • Chain Marks -
  • 3
  • 30
  • 300
Grade 43 High test:
  • 2600 lb
  • 3900 lb
  • 5400 lb
  • 7200 lb
  • 9200 lb
  • 13000 lb
  • Chain Marks -
  • 4
  • 40
  • 400
Grade 70 Transport:
  • 3150 lb
  • 4700 lb
  • 6600 lb
  • 8750 lb
  • 11300 lb
  • 15800 lb
  • Chain Marks -
  • 7
  • 70
  • 700
Grade 80 Alloy:
  • 3500 lb
  • 4500 lb
  • 7100 lb
  • ---------------
  • 12000 lb
  • 18100 lb
  • Chain Marks -
  • 8
  • 80
  • 800
Grade 100 Alloy:
  • 4300 lb
  • 5700 lb
  • 8600 lb
  • ---------------
  • 15000 lb
  • 22600 lb
  • Chain Marks -
  • 10
  • 100
  • 1000
MANILA ROPE
  • Diameter:
  • 10 mm (3/8 in)
  • 11 mm (7/16 in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 25 mm (1 in)
  • WLL:
  • 90 kg (205 lb.)
  • 120 kg (265 lb.)
  • 150 kg (315 lb.)
  • 210 kg (465 lb.)
  • 290 kg (640 lb.)
  • 480 kg (1050 lb.)
SYNTHETIC WEBBING
  • Width
  • 45 mm (1-3/4 in)
  • 50 mm (2 in)
  • 75 mm (3 in)
  • 100 mm (4 in)
  • WLL:
  • 790 kg (1750 lb.)
  • 950 kg (2100 lb.)
  • 1360 kg (3000 lb.)
  • 1810 kg (4000 lb.)
STEEL STRAPPING
  • Width-Thickness
  • 31.7 x 0.74 (1-1/4 x 0.029)
  • 31.7 x 0.79 (1-1/4 x 0.031)
  • 31.7 x 0.89 (1-1/4 x 0.035)
  • 31.7 x 1.12 (1-1/4 x 0.044)
  • 31.7 x 1.27 (1-1/4 x 0.050)
  • 31.7 x 1.5 (1-1/4 x 0.057)
  • 50.8 x 1.12 (2 x 0.044)
  • 50.8 x 1.27 (2 x 0.050)
  • WLL
  • 540 kg (1190 lb.)
  • 540 kg (1190 lb.)
  • 540 kg (1190 lb.)
  • 770 kg (1690 lb.)
  • 770 kg (1690 lb.)
  • 870 kg (1925 lb.)
  • 1200 kg(2650 lb.)
  • 1200 kg(2650 lb.)
WIRE ROPE (6 x 37, Fiber Core)
  • Diameter:
  • 7 mm (1/4 in)
  • 8 mm (5/16 in)
  • 10 mm (3/8 in)
  • 11 mm(7/16in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 22 mm (7/8 in)
  • 25 mm (1 in)
  • WLL:
  • 640 kg (1400 lb.)
  • 950 kg (2100 lb.)
  • 1360 kg (3000 lb.)
  • 1860 kg (4100 lb.)
  • 2400 kg (5300 lb.)
  • 3770 kg (8300 lb.)
  • 4940 kg(10900 lb.)
  • 7300 kg(16100 lb.)
  • 9480 kg(20900 lb.)
POLYPROPYLENE FIBER ROPE (3-STRAND AND 8-STRAND CONSTRUCTIONS)
  • Diameter:
  • 10 mm (3/8 in)
  • 11 mm (7/16 in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 25 mm (1 in)
  • WLL:
  • 180 kg (400 lb.)
  • 240 kg (525 lb.)
  • 280 kg (625 lb.)
  • 420 kg (925 lb.)
  • 580 kg (1275 lb.)
  • 950 kg (2100 lb.)
POLYESTER FIBER ROPE (3-STRAND AND 8-STRAND CONSTRUCTIONS)
  • Diameter
  • 10 mm (3/8 in)
  • 11 mm (7/16 in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 25 mm (1 in)
  • WLL
  • 250 kg (555 lb.)
  • 340 kg (750 lb.)
  • 440 kg (960 lb.)
  • 680 kg (1500 lb.)
  • 850 kg (1880 lb.)
  • 1500 kg (3300 lb.)
NYLON ROPE
  • Diameter:
  • 10 mm (3/8 in)
  • 11 mm (7/16 in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 25 mm (1 in)
  • WLL:
  • 130 kg (278 lb.)
  • 190 kg (410 lb.)
  • 240 kg (525 lb.)
  • 420 kg (935 lb.)
  • 640 kg (1420 lb.)
  • 1140 kg (2520 lb.)
DOUBLE BRAIDED NYLON ROPE
  • Diameter:
  • 10 mm (3/8 in)
  • 11 mm (7/16 in)
  • 13 mm (1/2 in)
  • 16 mm (5/8 in)
  • 20 mm (3/4 in)
  • 25 mm (1 in)
  • WLL:
  • 150 kg (336 lb.)
  • 230 kg (502 lb.)
  • 300 kg (655 lb.)
  • 510 kg (1130 lb.)
  • 830 kg (1840 lb.)
  • 1470 kg (3250 lb.)

Cargo Securement Terms That Truck Drivers Should Know:

  • Aggregate Working Load Limit:

    The summation of the working load limits or restraining capacity of all devices used to secure an article on a vehicle.

  • Headboard:

    A vertical barrier across the front of the deck of a vehicle to prevent forward movement of cargo.

  • Blocking:

    A structure, device, or another substantial article placed against or around an article to prevent horizontal movement of the article.

  • Banding:

    A strip of material that may be used to unitize articles and is tensioned and clamped or crimped back upon itself. (same as "Strapping")

CDL:

Commercial Driver's License (CDL)

A CDL is required to drive any of the following vehicles:

  • Any combination of vehicles with a gross combined weight rating (GCWR) of 26,001 or more pounds, providing the gross vehicle weight rating (GVWR) of the vehicle being towed is in excess of 10,000 pounds.
  • Any single vehicle with a GVWR of 26,001 or more pounds, or any such vehicle towing another not in excess of 10,000 pounds.
  • Any vehicle, regardless of size, designed to transport 16 or more persons, including the driver.
  • Any vehicle required by federal regulations to be placarded while transporting hazardous materials.

Review Questions - Click On The Picture To Begin...

Blocking is used to:
  • Provide greater friction between an article and the vehicle.
  • Place against or around an article to prevent horizontal movement of the article.
  • Attach a tiedown to.
  • Prevent forward movement of cargo.

Quote From The CDL Manual:

  • Blocking:

    A structure, device, or another substantial article placed against or around an article to prevent horizontal movement of the article.

  • Next
    A chain marked with a 4 is identified as what kind?
    • Grade 70 Transport
    • Grade 43 High test
    • Grade 40 High test
    • Grade 100 Alloy

    Quote From The CDL Manual:

    Prev
    Next
    Given that general cargo securement requires a WLL of at least 50% of cargo weight, how many 1/2-inch Grade 70 chains would be required for a load of 34,500 lbs?
    • 6
    • 7
    • 4
    • 5

    Quote From The CDL Manual:

    34,500/11,300=3.05, 3.05x2=6.10 (round up to 7)
    Prev
    Next
    What is aggregate working load limit?
    • 50% of the maximum load that may be applied to a component of a cargo securement system during normal service, usually assigned by the manufacturer of the component.
    • The summation of 50% of the working load limits or restraining capacity of all devices used to secure an article on a vehicle.
    • The maximum load that may be applied to a component of a cargo securement system during normal service, usually assigned by the manufacturer of the component.
    • The summation of the working load limits or restraining capacity of all devices used to secure an article on a vehicle.

    Quote From The CDL Manual:

  • Aggregate Working Load Limit:

    The summation of the working load limits or restraining capacity of all devices used to secure an article on a vehicle.

  • Prev
    Next
    What is the aggregate WLL of one 7/15 inch Grade 43 chain, and three 5/16 inch Grade 70 chains?
    • 10,650 lbs
    • 42,600 lbs
    • 21,300 lbs.
    • 21,000 lbs

    Quote From The CDL Manual:

    3x4700+7200=21,300
    Prev
    Next
    A vertical barrier across the front of the deck of a vehicle to prevent forward movement of cargo is a:
    • Headboard.
    • Deck.
    • Rub rail.
    • Cab shield.

    Quote From The CDL Manual:

  • Headboard:

    A vertical barrier across the front of the deck of a vehicle to prevent forward movement of cargo.

  • Prev
    Finish
    Please select an option
    [2,2,2,4,3,1]
    6

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